netdev - [PATCH 6/8] s390: don't call iucv_path

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Message-ID: <20070620110130.GF9454@de.ibm.com>
Date:	Wed, 20 Jun 2007 13:01:30 +0200
From:	Frank Pavlic <fpavlic@...ibm.com>
To:	jgarzik@...ox.com
Cc:	netdev@...r.kernel.org
Subject: [PATCH 6/8] s390: don't call iucv_path_connect from tasklet context

From: Ursula Braun <braunu@...ibm.com>

net/iucv/iucv.c creates the requirement for
iucv_path_connect not to be called from tasklet context anymore.
An extra checking is added in case of a failing netiucv_tx
to fulfil this requirement for netiucv.

Signed-off-by: Ursula Braun <braunu@...ibm.com>
Signed-off-by: Frank Pavlic <fpavlic@...ibm.com>
---
 drivers/s390/net/netiucv.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/drivers/s390/net/netiucv.c b/drivers/s390/net/netiucv.c
index c358764..648ee13 100644
--- a/drivers/s390/net/netiucv.c
+++ b/drivers/s390/net/netiucv.c
@@ -1315,7 +1315,8 @@ static int netiucv_tx(struct sk_buff *skb, struct net_device *dev)
 	 * and throw away packet.
 	 */
 	if (fsm_getstate(privptr->fsm) != DEV_STATE_RUNNING) {
-		fsm_event(privptr->fsm, DEV_EVENT_START, dev);
+		if (!in_atomic())
+			fsm_event(privptr->fsm, DEV_EVENT_START, dev);
 		dev_kfree_skb(skb);
 		privptr->stats.tx_dropped++;
 		privptr->stats.tx_errors++;
-- 
1.5.2.1

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